Table 3.

Cardiac findings.

Patient	Muscle enzymes		Cardiac testing							Kidney function	Respiratory function
	Creatine kinase (U/L)a	Aldolase (U/L)b	Troponin-T (ng/ml)c	NTproBNP (pg/ml)d	QT interval duration (ms)e	Ejection fraction (%)	Increased wall thickness (Y/N)	Restrictive vs. dilated CMP	CQ/HCQ CMP	Creatinine (mg/dl)f	Vital capacity (%)g
1	110	6.8			447	66	N		No	1.1	89
2	557
3	244	5.1	0.12	2,896	457	72	Y	R	Most likely	1.2	89
4	651	8.5	<0.01		468	70	N		No	0.9	123
5	125	6.4			448	65	N		No	0.8	82
6	1,199	35.7	0.76	8,812	498	32	N	D	No	1	33
7	149	4.1			447	50	N	R	Possible	0.5	47
8	403				493	70	Y	R	Most likely	0.9	68
9	560		0.09	4,786	432	49	N	R	No	0.8	58
10	337	6.4								1.1	79
11	386		0.17	4,277	560	69	Y	R	Most likely	0.9
12	135	6.9	0.13	7,255	476	27	N	R	Possible	2.8	61
13	302		0.36	25,681	634	33	Y	R	Definite	1.1

Abnormal values are in bold.

Normal range:

^a38–176 U/L, except patients #2 and #5: 52–336 U/L;

^b<7.7 U/L;

^c<0.01 ng/ml;

^d≤ 206 pg/ml;

^e400–440 ms.

^fFemales: 0.59–1.04 mg/dl and males 0.74–1.35 mg/dl.

^g≥70% of predicted.

CQ, chloroquine; HCQ, hydroxychloroquine; CMP, cardiomyopathy; D, dilated cardiomyopathy; NTproBNP, N-terminal pro-brain natriuretic peptide; R, restrictive cardiomyopathy.